# File lib/iq_rdf/namespace.rb, line 49
    def self.find_namespace_class(token)
      klass_name = self.class_name(token)
      if (RUBY_VERSION < "1.9" ? IqRdf.const_defined?(klass_name) : IqRdf.const_defined?(klass_name, false))
        IqRdf.const_get(klass_name)
      else
        nil
      end
    end